Arched Island Weather Forecast

    • 13
    • 20

    Rain increasing

    • 11
    • 19

    Rain

    • 12
    • 23

    Shower or two

    • 11
    • 17

    Showers

    • 8
    • 16

    Shower or two

    • 10
    • 19

    Shower or two

    • 11
    • 20

    Cloudy

Today 23 Mar South East

Cloudy. Very high chance of rain, most likely during this afternoon and evening. Winds west to northwesterly 15 to 25 km/h shifting south to southeasterly in the early afternoon. Daytime maximum temperatures between 15 and 21.

South East Coastal Waters

Tasman Island to South East Cape
Wind
West to southwesterly 10 to 15 knots, reaching up to 20 knots offshore in the late morning. Winds tending southeast to southwesterly in the middle of the day then tending southeasterly in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Cloudy. 95% chance of showers.
Weather Situation
A cold front approaches the west of Tasmania, crossing the state from the west this morning before becoming a slow-moving trough over the state into Tuesday. Another cold front is expected to approach the west during Wednesday, crossing the state early Thursday, bringing with it a fresh southerly flow during Thursday as a high pressure system lies well to the west of Tasmania.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Arched Island Temperature Statistics View More

March Temperature

Cape Bruny (16km)

  • Lowest 13 March, 2026

    8.2 °C

  • Average March

    15.3 °C

  • Highest 1 March, 2026

    24.3 °C

Climate (2021–Present)

Cape Bruny (16km)

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  • Average Low 2021–2026

    9.6 °C

  • Average 2021–2026

    12.4 °C

  • Average High 2021–2026

    16.5 °C
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